Summary: Olfactory sensitivity to conspecific urine and intestinal fluid depends on the sex and maturity of both the donor and receiver in the Senegalese sole, a marine flatfish, which is indicative of pheromonal communication.

Highlighted Article: While antennae are usually considered the main volatile sensors in insects, we show that the ovipositor is also an efficient sensor for plant volatiles and carbon dioxide and performs olfaction.

Highlighted Article: Associative memories of noxious experiences can become detrimental if overly generalized; fruit fly aversive memories lose their specificity over time, mimicking the situation in rodents and humans.